X  Close Official AQ sensor station - Herriman #3, Salt, Utah

  PM2.5 PM10 O3 AQI classification       
Current 1 4 32.8 32.8 Good Air Quality
     
Forecastmin avg maxmin avg maxmin avg max           
2026-01-0717233011141730Good Air Quality
     
2026-01-0881724691224Good Air Quality
     
2026-01-09726425121642Good Air Quality
     
2026-01-103873123153152123Unhealthy for some  
   
2026-01-118997104384144104Unhealthy for some  
   
2026-01-1288133168365472168Unhealthy Air Quality   
  
2026-01-13155161165596771165Unhealthy Air Quality   
  
            

classification AQI The health effects should be based on 24 hours average values only.
Good Air Quality 0-50 Air quality is considered satisfactory, and air pollution poses little or no risk
Moderate Air Quality 50-100 Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.
Unhealthy for some 100-150 Members of sensitive groups may experience health effects. The general public is not likely to be affected.
Unhealthy Air Quality 150-200 Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects.
Very Unhealthy 200-300 Health alert: everyone may experience more serious health effects
Hazardous Air Quality > 300 Health warnings of emergency conditions. The entire population is more likely to be affected
 More information:  EPA Air Quality Index      Sensor data captured at: 2026-01-09 01:00